Behold a Dark Mirror by Theophilus Axxe

Teleportation fuels commerce, travel, and our rush to the stars; but an ominous agenda has given teleportation to mankind. Freedom, once again, calls for the conscience and for the blood of the few whom fate places in the way of a forthcoming empire of terror. Nothing less than the destiny of civilization is at stake. A ragtag handful of outcasts catapulted into history in the making must choose not if, but how, they will be remembered forever, either dead or alive. And the choice is between horror or worse.